Low Power-Loss Voltage Regulators
PQ05RD21 Series/PQ3RD23
PQ05RD21 Series/PQ3RD23
2.0A Output Type Low Power-Loss Voltage Regulator
s
q
Features
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Outline Dimensions
10.2MAX.
4 – (φ1.4)
3.6±0.2
(Unit : mm)
4.5±0.2
2.8±0.2
Low power-loss(Dropout voltage: MAX 0.5V at Io=2.0A)
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2.0A output type
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Compact resin package(equivalent to TO-220)
Available 3.3V/5V/9V/12V output type
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Output voltage precision: ±3.0%
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Built-in ON/OFF control function
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7.4±0.2
13.5MIN.
Built in overcurrent, overheat protection functions, ASO
protection circuit.
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Lead forming type is also available.
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PQ05RD21
29.1MAX.
Epoxy resin
( 1.5 )
4 – 1.4±
0.3
0
4 – 0.6±
0.2
0.1
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Applications
Power supplies for various electronic equipment such as
AV, OA equipment
3 – ( 2.54 )
( 0.5 )
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Model Line-ups
3.3V output
5.0V output
9.0V output
12.0V output
2.0A output
PQ3RD23
PQ05RD21
PQ09RD21
PQ12RD21
1
2
3
4
( ) : Typical dimensions
Internal connection diagram
1
2
1
2
3
4
Specific IC
4
3
DC input(V
IN
)
DC output ( Vo )
GND
ON/OFF control terminal( Vc )
(T
a
=25˚C)
Parameter
voltage
❇1
ON/OFF control terminal voltage
Output current
❇1
Input
❇2
Power
dissipation
❇3
Junction
temperature
Operating temperature
Storage temperature
Soldering temperature
Symbol
V
IN
V
C
I
O
P
D1
P
D2
T
j
T
opr
T
stg
T
sol
Rating
20
20
2.0
1.4
15
150
–20 to +80
–40 to +150
260 (For 10s)
Unit
V
V
A
W
W
˚C
˚C
˚C
˚C
All are open except GND and applicable terminals.
P
D1
: No heat sink, P
D2
: With infinite heat sink
❇3
Overheat protection may operate at 125<=T
j
<=150˚C.
❇2
❇1
• Please refer to the chapter " Handling Precautions ".
In the absence of confirmation by device specification sheets,SHARP takes no responsibility for any defects that may occur in equipment using any SHARP
devices shown in catalogs,data books,etc.Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
Internet Internet address for Electronic Components Group http://sharp-world.com/ecg/
Notice
4.8MAX. 15.6±0.5
φ3.2±0.1
SHARP [ SHARP ELECTRIONIC COMPONENTS ]
